Everybody post some contests that you know of involving digital art. Its fun drawing, but its even more fun when you can win something.
This was in the nov issue of pcgamer.
You must custom design the paint job of a car. http://www.activision.com/games/i82/pcgamer

you can win a 3fx voodoo3 3000, an ms ff steering wheel, and a copy of interstate 82.

I also know at gameart you can win a copy of linux(not my cuppa tea, but..) its a random drawing tho. http://www.gameart.com

Not on right now, but watch out for the next Rorschach Community Caricature contest. Draw caricatures of the online and gaming communities most famous people, and win a Q3 skin by one of the best skin artists out there! http://www.quakefiles.com/rorshach/index2.htm